Add docc documentation

CHANGELOG.md

@@ -1,7 +1,7 @@
 # DevColorExtraction Changelog
 
 
-## 1.0.0 – TBD
+## 1.0.0: September 1, 2025
 
 This is the first release of DevColorExtraction. The initial feature set includes
 

README.md

@@ -9,7 +9,7 @@ View our [changelog](CHANGELOG.md) to see what’s new.
 
 ## Features
 
-  - Extract the most common colors from `CGImage` using Core Image's k-means clustering
+  - Extract the most common colors from `CGImage` using Core Image’s k-means clustering
   - Support for edge-based color extraction (top, left, bottom, right edges)
   - Configurable number of colors and clustering passes
   - Results include both colors and their relative weights

Sources/DevColorExtraction/Documentation.docc/Documentation.md

@@ -0,0 +1,16 @@
+# ``DevColorExtraction``
+
+Extract the most common colors out of an image.
+
+## Overview
+
+DevColorExtraction is a small Swift package that extracts the most common colors from images using
+k-means clustering. It provides efficient color analysis with support for edge-based extraction.
+All of the package’s functionality is exposed through a single function on `CGImage`: 
+``CoreGraphics/CGImage/mostCommonColors(count:passes:edges:)``. 
+
+
+## Topics
+
+- ``CoreGraphics/CGImage``
+- ``EdgeSet``

Sources/DevColorExtraction/Documentation.docc/Info.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CDDefaultCodeListingLanguage</key>
+	<string>swift</string>
+</dict>
+</plist>